Name: Sonoff PSF-B Series
Brand: Sonoff
Rating: 5 (1 reviews)

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Transmit power

802.11b: 20±2dBm (@11Mbps) 802.11g: 17±2dBm (@54Mbps)

802.11n: 14±2dBm (@HT 20, MCS 7)

Receiving

sensitivity

802.11b: -91 dBm (@11 Mbps, CCK) 802.11g: -75 dBm (@54Mbps,

OFDM) 802.11n: -72 dBm (MCS7)

Antenna type

Ceramic patch antenna

3.Module Type and Pin Definition

3.1 Module type

PSF-B04 top view

3.2 Sequence of pin arrangement

PSF-B04 module provides 4-channel switch control interface, Wi-Fi status

light interface, UART serial port.

Top view of module pins:

Questions and Answers:

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Sonoff PSF-B Series Specifications

General